Manley Severe Duty Exhaust Valve - 1.900 in Head - 0.342 in Valve Stem - 5.522 in Long - Big Block Chevy - Set of 8 11811-8 Wiring Components and target closed loop AFR

and target closed loop AFR (Air/Fuel Ratio)

3/4" 36-Spines

Good in weekend warrior with 3000+ stall

Rotor and Coil Cover

1973-1973 Chevrolet K20 Suburban

Manley Severe Duty Exhaust Valve - 1.900 in Head - 0.342 in Valve Stem - 5.522 in Long - Big Block Chevy - Set of 8 11811-8 Wiring Components and target closed loop AFRProduct Description: Exhaust Valve Severe Duty 1. 900 in Head 0. 342 in Valve Stem 5. 522 in Long Stainless Big Block Chevy Set of 8 Manley Performance high performance and racing engine parts have been powering winners since 1966. Since our inception in March 1966, Manley Performance Products has been at the forefront of the high performance automotive industry. Founded by gearhead Hank Manley shortly after his graduation from Brown University, our